Page 160 - PRAKTIS BELAJAR FISIKA SMA KELAS XII

8$/7$5, $6(4, !(0(56(4

$25215*1 ;*5*1 ;*<= 3*?*+*7 @*70 9*5270 <.9*< -*7 4.:3*4*75*1 9*-* +=4= 5*<21*7 7-*

,6C6@B2?8 >6?42D2D 329G2 AE?42< 86=@>32?8 4
>6=6G2D: C63E29 D:D:< C6D:2A C6<@? "2 ;E82 >6?8 5
E<EB 329G2 ;2B2< 2?D2B2 5E2 AE?42< 86=@>32?8 H2?8 6
36B56<2D2? 252=29 > 6A2D B2>32D 86=@>32?8 )252 ;2B2< > 52B: CE>36B =652<2? D6B56?82B 3E?H:
D6BC63ED 252=29 M 56?82? D2B27 :?D6?C:D2C 5 )252 ;2B2< > 52B:
2 > C CE>36B =652<2? 3E?H: D6BC63ED D6B56?82B 56?82?
3 > C D2B27 :?D6?C:D2C M
4 > C 2 5
5 > C 3 5
6 > C 4 5
6=@>32?8 DB2?CF6BC2= >6B2>32D A252 D2=: H2?8 5:36B: 5 5
82H2 D682?82? ' #:<2 >2CC2 ;6?:C =:?62B D2=: 6 5
C636C2B <8 > >2<2 46A2D B2>32D 86=@>32?8?H2 &@3:= 2>3E=2?C 36B86B2< 56?82? <6=2;E2? > C
252=29 M C2>3:= >6>3E?H:<2? C:B6?6 H2?8 >6?892C:=<2?
2 > C 7B6<E6?C: !I )6B36522? 7B6<E6?C: H2?8 D6B56?82B
3 > C @=69 C6C6@B2?8 H2?8 5:2> 5: A:?88:B ;2=2? <6D:<2 >@3:=
4 > C 2>3E=2?C >6?56<2D: 52? >6?;2E9:?H2 ;:<2 46A2D
5 > C B2>32D 3E?H: 5: E52B2 C22D :DE > C 252=29 M
6 > C 2 !I
02<DE H2?8 5:3EDE9<2? 86=@>32?8 3E?H: E?DE< 3 !I
>6B2>32D 52=2> 36C: 32;2 C6A2?;2?8 <> ;:<2 4 !I
5:2?882A <6B2A2D2? 32;2 <8 > 52? >@5E=EC 5 !I

6=2CD:C:D2C?H2 R ' > 252=29 M 6 !I

2 C 292H2 >@?@<B@>2D:< 52B: CE2DE CE>36B >6?86?2:
3 C CE2DE 46=29 <6>32B 52? >6?892C:=<2? A@=2 :?D6B
4 C 76B6?C: 56?82? ;2B2< 2?D2B2 5E2 A@=2 D6B56<2D
5 C 4> 52? =6D2< =2H2B 52B: 46=29 4> #:<2 ;2B2< 46=29
6 C >> A2?;2?8 86=@>32?8 52B: 4292H2 >@?@
,63E29 86=@>32?8 DB2?CF6BC2= >6B2>32D 56?82? <B@>2D:< D6BC63ED 252=29 M
A6BC2>22? 2 K
0 C:? + / >6D6B 3 K
4
K

/ 52=2> >6D6B + 52=2> C6<@? >2<2 5 K
46A2D B2>32D 86=@>32?8 C2>2 56?82? > C 6 K
A2?;2?8 86=@>32?8 36C2B?H2 >6D6B #:<2 4292H2 AED:9 5:=6G2D<2? A252 CE2DE <:C: 5:7B2<C:
7B6<E6?C: CE5ED 86=@>32?8 C2>2 56?82? G2B?2 4292H2 H2?8 >6?82=2>: 56F:2C: A2=:?8 56<2D
B25 C 52? D6B9252A 32H2?82? AEC2D 252=29 M
CE5ED 72C6 >E=2 >E=2 CE>36B 86=@>32?8 2 ;:?882
)6B?H2D22? H2?8 36?2B 252=29 M 3 >6B29
2 52? 4 <E?:?8
3 52? 5 9:;2E
4 52? 6 E?8E
5 02B?2 3:BE =2?8:D D6B;25: <2B6?2 4292H2 &2D292B:
6 52? >6?82=2>: M
):A2 @B82?2 D6B3E<2 52? A:A2 @B82?2 D6BDEDEA 2 5:7B2<C:
C636=29 >6>:=:<: A2?;2?8 H2?8 C2>2 )6B32?5:?82? 3 92>3EB2?
7B6<E6?C: ?252 2D2C A6BD2>2 2?D2B2 A:A2 @B82?2 4 :?D6B76B6?C:
56?82? A:A2 @B82?2 252=29 M 5 A6>2?DE=2?
2 6 A6>3:2C2?
3

>*5=*;2 !*<.:2 &.6.;<.: